/*
	This file is a part of Awesomium, a library that makes it easy for 
	developers to embed web-content in their applications.

	Copyright (C) 2009 Adam J. Simmons

	Project Website:
	<http://princeofcode.com/awesomium.php>

	This library is free software; you can redistribute it and/or
	modify it under the terms of the GNU Lesser General Public
	License as published by the Free Software Foundation; either
	version 2.1 of the License, or (at your option) any later version.

	This library is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public
	License along with this library; if not, write to the Free Software
	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 
	02110-1301 USA
*/

#ifndef __RENDERBUFFER_H__
#define __RENDERBUFFER_H__

namespace gfx {
  class Rect;
}

namespace Awesomium {

class RenderBuffer
{
	void reserve(int width, int height);

public:
	unsigned char* buffer;
	const int width, height, rowSpan;

	RenderBuffer(int width, int height);

	~RenderBuffer();

	void copyBufferFrom(const RenderBuffer& buffer);

  void copyAreaFrom(const RenderBuffer& buffer, const gfx::Rect& srcRect);

	void copyAreaFrom(const gfx::Rect& dstRect, unsigned char* srcBuffer, int srcRowSpan, bool forceOpaque = false);

	void copyTo(unsigned char* destBuffer, int destRowSpan, bool convertToRGBA);

	void copyAreaTo(const gfx::Rect& srcRect, int destX, int destY, unsigned char* destBuffer, int destRowSpan, bool convertToRGBA);
};

}

#endif
